15875090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 36391680

約数和(自身を除く): 20516590

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 265, 371, 385, 389, 530, 583, 742, 770, 778, 1166, 1855, 1945, 2723, 2915, 3710, 3890, 4081, 4279, 5446, 5830, 8162, 8558, 13615, 20405, 20617, 21395, 27230, 29953, 40810, 41234, 42790, 59906, 103085, 144319, 149765, 206170, 226787, 288638, 299530, 453574, 721595, 1133935, 1443190, 1587509, 2267870, 3175018, 7937545, 15875090]

約数ペア:

[(1, 15875090), (2, 7937545), (5, 3175018), (7, 2267870), (10, 1587509), (11, 1443190), (14, 1133935), (22, 721595), (35, 453574), (53, 299530), (55, 288638), (70, 226787), (77, 206170), (106, 149765), (110, 144319), (154, 103085), (265, 59906), (371, 42790), (385, 41234), (389, 40810), (530, 29953), (583, 27230), (742, 21395), (770, 20617), (778, 20405), (1166, 13615), (1855, 8558), (1945, 8162), (2723, 5830), (2915, 5446), (3710, 4279), (3890, 4081)]